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F-51

TROUBLESHOOTING & REPAIR

F-51

HIGH VOLTAGE TRANSFORMER

REMOVAL AND REPLACEMENT PROCEDURE (Continued)

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REPLACEMENT PROCEDURE

1.Carefully position the new high volt- age transformer in place in the two rear mounting insulators. See Figure F.12.

2.Install the front mounting insulators and mounting screw.

3.Using the phillips head screwdriver tighten all four mounting screws mak- ing certain the insulators are posi- tioned correctly.

4.Reconnect the two primary leads.

5.Reconnect the two secondary leads to the high frequency arc starter board assembly.

6.Replace any previously removed cable ties.

7.Replace the case wrap-around cover.

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FIGURE F.12 HIGH VOLTAGE TRANSFORMER MOUNTING INSULATORS

SLOTTED REAR

MOUNTING INSULATORS

FRONT MOUNTING

NOTE: On some machines the mounting screw configuration may be

INSULATORS

different.

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PRECISION TIG 185

Page 89
Image 89
Lincoln Electric SVM169-A service manual Figure F.12 High Voltage Transformer Mounting Insulators